JTR also offers a business version of the product called “John the Ripper Professional.” You can download JTR here.
JTR can run several types of attacks to include the classic dictionary attack as well as a brute force attack. This includes the user passwords for all of the Unix variants (Linux, *BSD, Solaris, AIX, QNX, etc.), macOS, Windows, network traffic captures (Windows network auth, WiFi WPA-PSK, and more), encrypted private keys, filesystems and disks, archive formats (ZIP, RAR, etc.), certain web applications such as WordPress, groupware, and database servers such as SQL and LDAP, and document files such as Adobe PDF, Microsoft 365 Office, and more.Įthical hackers and penetration testers prefer John the Ripper software because of its ability to detect password hash types automatically. John the Ripper jumbo supports many cipher and hash types. The software is typically used in a UNIV/Linux and Mac OS X environment where it can detect weak passwords.
John the Ripper (JTR) is a free, open-source software tool used by hackers, both ethical and otherwise, for password cracking.
